12345678910111213141516171819202122232425262728293031323334353637383940414243 |
- // Copyright Daniel Wallin 2006.
- // Distributed under the Boost Software License, Version 1.0.
- // (See accompanying file LICENSE_1_0.txt or copy at
- // http://www.boost.org/LICENSE_1_0.txt)
- #ifndef BOOST_PARAMETER_AUX_PREPROCESSOR_IMPL_FUNCTION_FORWARD_MATCH_HPP
- #define BOOST_PARAMETER_AUX_PREPROCESSOR_IMPL_FUNCTION_FORWARD_MATCH_HPP
- #include <boost/parameter/config.hpp>
- #if !defined(BOOST_NO_SFINAE) && \
- !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x592))
- #include <boost/parameter/aux_/pp_impl/match.hpp>
- #include <boost/preprocessor/repetition/enum_trailing_params.hpp>
- // Expands to an extra argument that is well-formed
- // iff all Args... satisfy the requirements set by params.
- #define BOOST_PARAMETER_FUNCTION_FORWARD_MATCH(params, n, prefix) \
- , typename ::boost::parameter::aux::match< \
- params BOOST_PP_ENUM_TRAILING_PARAMS(n, prefix) \
- >::type = params()
- /**/
- #define BOOST_PARAMETER_FUNCTION_FORWARD_MATCH_Z(z, params, n, prefix) \
- , typename ::boost::parameter::aux::match< \
- params BOOST_PP_ENUM_TRAILING_PARAMS_Z(z, n, prefix) \
- >::type = params()
- /**/
- #else // SFINAE/Borland workarounds needed.
- #define BOOST_PARAMETER_FUNCTION_FORWARD_MATCH(params, n, prefix) \
- , params = params()
- /**/
- #define BOOST_PARAMETER_FUNCTION_FORWARD_MATCH_Z(z, params, n, prefix) \
- , params = params()
- /**/
- #endif
- #endif // include guard
|